vividness

adjective

1. full of life; vigorous; lively; striking a vivid personality
2. 1. bright; intense; brilliant: said of colors, light, etc.
   2. brightly colored a vivid tapestry
3. forming clear or striking mental images; strong; active; daring a vivid imagination
4. clearly perceived by the mind, as a recollection
5. bringing strikingly realistic or lifelike images to the mind a vivid description

Etymology: L vividus, lively < vivere, to live: see bio-